Young man with a goatee holding a gun, wearing an unbuttoned shirt over an undershirt, wifebeater, Stock Photo, Picture And Rights Managed Image. Pic. IBR-775720 | agefotostock
Can I wear my shirt totally unbuttoned casually without a shirt underneath? I am male - Quora
Portrait of a young man with his shirt unbuttoned hi-res stock photography and images - Alamy
How The Unbuttoned Shirt Became Fashion's Favourite Summer Staple | British Vogue
Wearing a shirt over a T-shirt. What should I know? : r/malefashionadvice